* {
    padding: 0px;
    margin: 0px;
}

body {
    // background: #F3F3F3;
}

main {
    width: 1900px;
    height: 900px;
    // background: #f3f3f3;
    margin-top: 10px;
    overflow: hidden;

    aside {
        width: 250px;
        height: 900px;
        float: left;
        overflow: auto;
        border-right: #f3f3f3 solid;

        ul {
            list-style-type: none;
            display: inline-block;
            margin: 0 auto;

            li {
                width: 110px;
                height: 100px;
                border: solid 1px #f3f3f3;
                padding: auto;
                float: left;

                img {
                    max-width: 100px;
                    max-height: 100px;
                    min-height: 80px;
                    min-width: 50px;
                    aspect-ratio: true;
                }
            }
        }
    }

    article {
        width: 1640px;
        height: 900px;
        float: right;
        margin-right: auto;

        .video_audio {
            height: 550px;
            overflow: hidden;

            .video {
                height: 540px;
                width: 960px;
                border: #f3f3f3 solid 1px;
                float: left;

                video {
                    width: 960px;
                    height: 540px;
                    margin: auto;
                }
            }

            .audio {
                height: 540px;
                width: 660px;
                border: #f3f3f3 solid 1px;
                float: right;
                margin-right: 10px;

                img {
                    max-width: 100px;
                    max-height: 100px;
                    min-height: 80px;
                    min-width: 50px;
                    aspect-ratio: true;
                    float: left;
                }

            }
        }

        .res {
            width: 1640px;
            height: 340px;
            border: #f3f3f3 solid 1px;
            overflow: auto;
            direction: ltr;


            ul {
                list-style-type: none;

                li {
                    float: left;
                    height: 330px;
                    width: 330px;
                    margin: auto;
                    overflow: hidden;

                    .res_img{
                        width: 310px;
                        height: 200px;
                        // margin:5px 30px;
                        float: left;
                        img {
                            max-width: 150px;
                            max-height: 200px;
                            min-height: 120px;
                            min-width: 150px;
                            aspect-ratio: true;
                            margin: auto;
                            border:solid #f3f3f3 1px;
                        }
                        .img1{
                            float: left;
                        }
                        .img2{
                            float: right;
                        }
                    }

                    
                    .res_sim{
                        width: 310px;
                        height: 130px;
                        border:solid #f3f3f3 1px;
                        float: left;
                    }
    
                }
            }
        }
    }
}